do not drink alcohol in excess with cialis. side effects may include headache, upset stomach, delayed backache or muscle ache. to avoid long-term injury, seek immediate medical help for an erection lasting more than 4 hours. if you have any sudden decrease or loss in hearing or vision, or if you have any allergic reactions such as rash, hives, swelling of the lips, tongue or throat, or difficulty breathing or swallowing, stop taking cialis and get medical help right away. ask your doctor about cialis for daily use and a 30-tablet free trial. >>> fierce, fun, fabulous. words that define essence magazine. for almost half a century, essence has been known and better known as the black woman's bible for life. and for nearly two decades, the essence festival has brought together the brightest stars for a summer weekend to remember. last summer msnbc was proud to sponsor the festival broadcasting live from new orleans. and we can't wait to do it again. this summer will be the 20th anniversary, and there are some big surprises planned